NOISSUE tabs -> spaces
This commit is contained in:
Petr Mrázek
@ -41,243 +41,243 @@ SOFTWARE.
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Sys::DistributionInfo Sys::read_os_release()
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{
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Sys::DistributionInfo out;
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QStringList files = { "/etc/os-release", "/usr/lib/os-release" };
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QString name;
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QString version;
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for (auto &file: files)
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{
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if(!QFile::exists(file))
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{
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continue;
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}
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QSettings settings(file, QSettings::IniFormat);
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if(settings.contains("ID"))
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{
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name = settings.value("ID").toString().toLower();
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}
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else if (settings.contains("NAME"))
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{
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name = settings.value("NAME").toString().toLower();
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}
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else
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{
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continue;
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}
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Sys::DistributionInfo out;
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QStringList files = { "/etc/os-release", "/usr/lib/os-release" };
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QString name;
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QString version;
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for (auto &file: files)
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{
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if(!QFile::exists(file))
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{
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continue;
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}
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QSettings settings(file, QSettings::IniFormat);
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if(settings.contains("ID"))
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{
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name = settings.value("ID").toString().toLower();
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}
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else if (settings.contains("NAME"))
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{
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name = settings.value("NAME").toString().toLower();
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}
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else
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{
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continue;
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}
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if(settings.contains("VERSION_ID"))
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{
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version = settings.value("VERSION_ID").toString().toLower();
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}
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else if(settings.contains("VERSION"))
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{
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version = settings.value("VERSION").toString().toLower();
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}
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break;
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}
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if(name.isEmpty())
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{
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return out;
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}
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out.distributionName = name;
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out.distributionVersion = version;
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return out;
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if(settings.contains("VERSION_ID"))
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{
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version = settings.value("VERSION_ID").toString().toLower();
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}
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else if(settings.contains("VERSION"))
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{
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version = settings.value("VERSION").toString().toLower();
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}
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break;
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}
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if(name.isEmpty())
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{
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return out;
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}
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out.distributionName = name;
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out.distributionVersion = version;
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return out;
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}
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bool Sys::main_lsb_info(Sys::LsbInfo & out)
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{
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int status=0;
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QProcess lsbProcess;
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lsbProcess.start("lsb_release -a");
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lsbProcess.waitForFinished();
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status = lsbProcess.exitStatus();
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QString output = lsbProcess.readAllStandardOutput();
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qDebug() << output;
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lsbProcess.close();
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if(status == 0)
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{
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auto lines = output.split('\n');
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for(auto line:lines)
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{
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int index = line.indexOf(':');
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auto key = line.left(index).trimmed();
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auto value = line.mid(index + 1).toLower().trimmed();
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if(key == "Distributor ID")
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out.distributor = value;
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else if(key == "Release")
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out.version = value;
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else if(key == "Description")
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out.description = value;
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else if(key == "Codename")
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out.codename = value;
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}
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return !out.distributor.isEmpty();
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}
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return false;
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int status=0;
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QProcess lsbProcess;
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lsbProcess.start("lsb_release -a");
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lsbProcess.waitForFinished();
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status = lsbProcess.exitStatus();
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QString output = lsbProcess.readAllStandardOutput();
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qDebug() << output;
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lsbProcess.close();
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if(status == 0)
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{
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auto lines = output.split('\n');
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for(auto line:lines)
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{
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int index = line.indexOf(':');
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auto key = line.left(index).trimmed();
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auto value = line.mid(index + 1).toLower().trimmed();
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if(key == "Distributor ID")
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out.distributor = value;
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else if(key == "Release")
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out.version = value;
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else if(key == "Description")
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out.description = value;
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else if(key == "Codename")
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out.codename = value;
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}
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return !out.distributor.isEmpty();
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}
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return false;
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}
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bool Sys::fallback_lsb_info(Sys::LsbInfo & out)
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{
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// running lsb_release failed, try to read the file instead
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// /etc/lsb-release format, if the file even exists, is non-standard.
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// Only the `lsb_release` command is specified by LSB. Nonetheless, some
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// distributions install an /etc/lsb-release as part of the base
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// distribution, but `lsb_release` remains optional.
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QString file = "/etc/lsb-release";
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if (QFile::exists(file))
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{
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QSettings settings(file, QSettings::IniFormat);
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if(settings.contains("DISTRIB_ID"))
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{
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out.distributor = settings.value("DISTRIB_ID").toString().toLower();
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}
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if(settings.contains("DISTRIB_RELEASE"))
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{
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out.version = settings.value("DISTRIB_RELEASE").toString().toLower();
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}
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return !out.distributor.isEmpty();
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}
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return false;
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// running lsb_release failed, try to read the file instead
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// /etc/lsb-release format, if the file even exists, is non-standard.
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// Only the `lsb_release` command is specified by LSB. Nonetheless, some
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// distributions install an /etc/lsb-release as part of the base
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// distribution, but `lsb_release` remains optional.
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QString file = "/etc/lsb-release";
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if (QFile::exists(file))
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{
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QSettings settings(file, QSettings::IniFormat);
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if(settings.contains("DISTRIB_ID"))
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{
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out.distributor = settings.value("DISTRIB_ID").toString().toLower();
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}
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if(settings.contains("DISTRIB_RELEASE"))
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{
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out.version = settings.value("DISTRIB_RELEASE").toString().toLower();
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}
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return !out.distributor.isEmpty();
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}
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return false;
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}
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void Sys::lsb_postprocess(Sys::LsbInfo & lsb, Sys::DistributionInfo & out)
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{
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QString dist = lsb.distributor;
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QString vers = lsb.version;
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if(dist.startsWith("redhatenterprise"))
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{
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dist = "rhel";
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}
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else if(dist == "archlinux")
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{
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dist = "arch";
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}
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else if (dist.startsWith("suse"))
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{
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if(lsb.description.startsWith("opensuse"))
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{
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dist = "opensuse";
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}
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else if (lsb.description.startsWith("suse linux enterprise"))
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{
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dist = "sles";
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}
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}
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else if (dist == "debian" and vers == "testing")
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{
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vers = lsb.codename;
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}
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else
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{
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// ubuntu, debian, gentoo, scientific, slackware, ... ?
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auto parts = dist.split(QRegExp("\\s+"), QString::SkipEmptyParts);
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if(parts.size())
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{
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dist = parts[0];
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}
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}
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if(!dist.isEmpty())
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{
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out.distributionName = dist;
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out.distributionVersion = vers;
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}
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QString dist = lsb.distributor;
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QString vers = lsb.version;
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if(dist.startsWith("redhatenterprise"))
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{
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dist = "rhel";
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}
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else if(dist == "archlinux")
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{
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dist = "arch";
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}
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else if (dist.startsWith("suse"))
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{
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if(lsb.description.startsWith("opensuse"))
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{
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dist = "opensuse";
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}
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else if (lsb.description.startsWith("suse linux enterprise"))
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{
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dist = "sles";
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}
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}
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else if (dist == "debian" and vers == "testing")
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{
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vers = lsb.codename;
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}
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else
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{
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// ubuntu, debian, gentoo, scientific, slackware, ... ?
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auto parts = dist.split(QRegExp("\\s+"), QString::SkipEmptyParts);
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if(parts.size())
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{
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dist = parts[0];
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}
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}
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if(!dist.isEmpty())
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{
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out.distributionName = dist;
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out.distributionVersion = vers;
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}
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}
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Sys::DistributionInfo Sys::read_lsb_release()
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{
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LsbInfo lsb;
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if(!main_lsb_info(lsb))
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{
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if(!fallback_lsb_info(lsb))
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{
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return Sys::DistributionInfo();
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}
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}
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Sys::DistributionInfo out;
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lsb_postprocess(lsb, out);
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return out;
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LsbInfo lsb;
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if(!main_lsb_info(lsb))
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{
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if(!fallback_lsb_info(lsb))
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{
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return Sys::DistributionInfo();
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}
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}
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Sys::DistributionInfo out;
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lsb_postprocess(lsb, out);
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return out;
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}
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QString Sys::_extract_distribution(const QString & x)
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{
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QString release = x.toLower();
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if (release.startsWith("red hat enterprise"))
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{
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return "rhel";
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}
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if (release.startsWith("suse linux enterprise"))
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{
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return "sles";
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}
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QStringList list = release.split(QRegExp("\\s+"), QString::SkipEmptyParts);
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if(list.size())
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{
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return list[0];
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}
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return QString();
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QString release = x.toLower();
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if (release.startsWith("red hat enterprise"))
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{
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return "rhel";
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}
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if (release.startsWith("suse linux enterprise"))
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{
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return "sles";
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}
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QStringList list = release.split(QRegExp("\\s+"), QString::SkipEmptyParts);
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if(list.size())
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{
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return list[0];
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}
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return QString();
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}
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QString Sys::_extract_version(const QString & x)
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{
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QRegExp versionish_string("\\d+(?:\\.\\d+)*$");
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QStringList list = x.split(QRegExp("\\s+"), QString::SkipEmptyParts);
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for(int i = list.size() - 1; i >= 0; --i)
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{
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QString chunk = list[i];
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if(versionish_string.exactMatch(chunk))
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{
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return chunk;
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}
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}
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return QString();
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QRegExp versionish_string("\\d+(?:\\.\\d+)*$");
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QStringList list = x.split(QRegExp("\\s+"), QString::SkipEmptyParts);
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for(int i = list.size() - 1; i >= 0; --i)
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{
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QString chunk = list[i];
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if(versionish_string.exactMatch(chunk))
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{
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return chunk;
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}
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}
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return QString();
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}
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Sys::DistributionInfo Sys::read_legacy_release()
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{
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struct checkEntry
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{
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QString file;
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std::function<QString(const QString &)> extract_distro;
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std::function<QString(const QString &)> extract_version;
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};
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QList<checkEntry> checks =
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{
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{"/etc/arch-release", [](const QString &){ return "arch";}, [](const QString &){ return "rolling";}},
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{"/etc/slackware-version", &Sys::_extract_distribution, &Sys::_extract_version},
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{QString(), &Sys::_extract_distribution, &Sys::_extract_version},
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{"/etc/debian_version", [](const QString &){ return "debian";}, [](const QString & x){ return x;}},
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};
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for(auto & check: checks)
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{
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QStringList files;
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if(check.file.isNull())
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{
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QDir etcDir("/etc");
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etcDir.setNameFilters({"*-release"});
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etcDir.setFilter(QDir::Files | QDir::NoDot | QDir::NoDotDot | QDir::Readable | QDir::Hidden);
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files = etcDir.entryList();
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}
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else
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{
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files.append(check.file);
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}
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for (auto file : files)
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{
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QFile relfile(file);
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if(!relfile.open(QIODevice::ReadOnly | QIODevice::Text))
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continue;
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QString contents = QString::fromUtf8(relfile.readLine()).trimmed();
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QString dist = check.extract_distro(contents);
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QString vers = check.extract_version(contents);
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if(!dist.isEmpty())
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{
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Sys::DistributionInfo out;
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out.distributionName = dist;
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out.distributionVersion = vers;
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return out;
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}
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}
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}
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return Sys::DistributionInfo();
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struct checkEntry
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{
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QString file;
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std::function<QString(const QString &)> extract_distro;
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std::function<QString(const QString &)> extract_version;
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};
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QList<checkEntry> checks =
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{
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{"/etc/arch-release", [](const QString &){ return "arch";}, [](const QString &){ return "rolling";}},
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{"/etc/slackware-version", &Sys::_extract_distribution, &Sys::_extract_version},
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{QString(), &Sys::_extract_distribution, &Sys::_extract_version},
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{"/etc/debian_version", [](const QString &){ return "debian";}, [](const QString & x){ return x;}},
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};
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for(auto & check: checks)
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{
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QStringList files;
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if(check.file.isNull())
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{
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QDir etcDir("/etc");
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etcDir.setNameFilters({"*-release"});
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etcDir.setFilter(QDir::Files | QDir::NoDot | QDir::NoDotDot | QDir::Readable | QDir::Hidden);
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files = etcDir.entryList();
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}
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else
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{
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files.append(check.file);
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}
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for (auto file : files)
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{
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QFile relfile(file);
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if(!relfile.open(QIODevice::ReadOnly | QIODevice::Text))
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continue;
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QString contents = QString::fromUtf8(relfile.readLine()).trimmed();
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QString dist = check.extract_distro(contents);
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QString vers = check.extract_version(contents);
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if(!dist.isEmpty())
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{
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Sys::DistributionInfo out;
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out.distributionName = dist;
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out.distributionVersion = vers;
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return out;
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}
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}
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}
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return Sys::DistributionInfo();
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}
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Reference in New Issue
Block a user